Classic X-Men #27 cover by Kieron Dwyer and Terry Austin
Sub-Mariner Comics #9 cover by Alex Schomburg. Spring 1943.
Invincible #23 cover by Ryan Ottley
Atomic Robo vol 1 #5 cover by Scott Wegener
Green Lantern Corps vol 3 #16 cover by Carlos Urbano and Gabe Eltaeb. March 2013.
Amazing Spider-Man #320 cover by Todd McFarlane. Late September 1989.
Detective Comics #329 cover by Carmine Infantino and Murphy Anderson. July 1964.
Classic X-Men #25 cover by Kerry Gammill and Terry Austin